/**********
This library is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)

This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for
more details.

You should have received a copy of the GNU Lesser General Public License
along with this library; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
**********/
// "liveMedia"
// Copyright (c) 1996-2018 Live Networks, Inc.  All rights reserved.
// RTP sink for DV video (RFC 3189)
// (Thanks to Ben Hutchings for prototyping this.)
// C++ header

#ifndef _DV_VIDEO_RTP_SINK_HH
#define _DV_VIDEO_RTP_SINK_HH

#ifndef _VIDEO_RTP_SINK_HH

#include "VideoRTPSink.hh"

#endif
#ifndef _DV_VIDEO_STREAM_FRAMER_HH

#include "DVVideoStreamFramer.hh"

#endif

class DVVideoRTPSink : public VideoRTPSink {
public:
    static DVVideoRTPSink *
    createNew(UsageEnvironment &env, Groupsock *RTPgs, unsigned char rtpPayloadFormat);

    char const *auxSDPLineFromFramer(DVVideoStreamFramer *framerSource);

protected:
    DVVideoRTPSink(UsageEnvironment &env, Groupsock *RTPgs, unsigned char rtpPayloadFormat);
    // called only by createNew()

    virtual ~DVVideoRTPSink();

private: // redefined virtual functions:
    virtual Boolean sourceIsCompatibleWithUs(MediaSource &source);

    virtual void doSpecialFrameHandling(unsigned fragmentationOffset,
                                        unsigned char *frameStart,
                                        unsigned numBytesInFrame,
                                        struct timeval framePresentationTime,
                                        unsigned numRemainingBytes);

    virtual unsigned computeOverflowForNewFrame(unsigned newFrameSize) const;

    virtual char const *auxSDPLine();

private:
    char *fFmtpSDPLine;
};

#endif
